/**
 * @fileoverview Generate new endpoint definitions for Laravel Healthcare MCP Server
 * Creates endpoint definitions in the format expected by endpoints.js
 */

import fs from "fs";
import path from "path";

/**
 * Endpoint categories mapping
 */
const ENDPOINT_CATEGORIES = {
  MEETINGS: "meetings",
  APPOINTMENTS: "appointment_scheduling",
  PATIENTS: "patient_management",
  DOCTORS: "provider_management",
  LABS: "medical_records",
  NOTES: "medical_records",
  FORMS: "forms_questionnaires",
  DOCUMENTS: "document_management",
  AUTHENTICATION: "user_management",
  USER_MANAGEMENT: "user_management",
  MEDICAL_RECORDS: "medical_records",
  PRESCRIPTIONS: "prescription_management",
  INVENTORY: "inventory",
  LOCATIONS: "location_management",
  INSURANCE: "medical_records",
  PAYMENTS: "billing_orders",
  VITALS: "medical_records",
  TASKS: "user_management",
  TAGS: "medical_records",
  PHONE_LOGS: "medical_records",
  PRODUCTS: "business_operations",
  COMPANY: "business_operations",
  TOKENS: "user_management",
  EMAILS: "messaging",
  ASSISTANT: "ai_integration",
  LIVEKIT: "ai_integration",
};

/**
 * Generate new endpoint definitions
 */
function generateNewEndpoints() {
  try {
    // Read the categorized endpoints
    const categorizedPath = path.join(
      process.cwd(),
      "categorized-endpoints.json"
    );
    const categorizedContent = fs.readFileSync(categorizedPath, "utf8");
    const categorized = JSON.parse(categorizedContent);

    console.log("=== GENERATING NEW ENDPOINT DEFINITIONS ===");
    console.log("");

    const newEndpoints = {
      PUBLIC_ENDPOINTS: [],
      PROVIDER_ENDPOINTS: [],
      PATIENT_ENDPOINTS: [],
      PARTNER_ENDPOINTS: [],
      AFFILIATE_ENDPOINTS: [],
      NETWORK_ENDPOINTS: [],
    };

    // Process each authentication type
    Object.keys(categorized).forEach((authType) => {
      const endpoints = categorized[authType];
      const targetArray = getTargetArray(authType, newEndpoints);

      console.log(
        `Processing ${authType.toUpperCase()}: ${endpoints.length} endpoints`
      );

      endpoints.forEach((endpoint) => {
        const endpointDef = createEndpointDefinition(endpoint);
        targetArray.push(endpointDef);
      });
    });

    // Display summary
    console.log("");
    console.log("=== GENERATION SUMMARY ===");
    Object.keys(newEndpoints).forEach((key) => {
      console.log(`${key}: ${newEndpoints[key].length} endpoints`);
    });

    // Save the new endpoints
    const outputPath = path.join(process.cwd(), "new-endpoints-definitions.js");
    const content = generateEndpointsFile(newEndpoints);
    fs.writeFileSync(outputPath, content);

    console.log("");
    console.log(`New endpoint definitions saved to: ${outputPath}`);

    return newEndpoints;
  } catch (error) {
    console.error("Error generating new endpoints:", error);
    throw error;
  }
}

/**
 * Get target array for authentication type
 */
function getTargetArray(authType, newEndpoints) {
  switch (authType.toLowerCase()) {
    case "public":
      return newEndpoints.PUBLIC_ENDPOINTS;
    case "provider":
      return newEndpoints.PROVIDER_ENDPOINTS;
    case "patient":
      return newEndpoints.PATIENT_ENDPOINTS;
    case "partner":
      return newEndpoints.PARTNER_ENDPOINTS;
    case "affiliate":
      return newEndpoints.AFFILIATE_ENDPOINTS;
    case "network":
      return newEndpoints.NETWORK_ENDPOINTS;
    default:
      return newEndpoints.PROVIDER_ENDPOINTS;
  }
}

/**
 * Create endpoint definition in the expected format
 */
function createEndpointDefinition(endpoint) {
  const category = mapToEndpointCategory(endpoint.category);
  const parameters = extractParameters(endpoint);

  return {
    path: endpoint.path,
    method: endpoint.method,
    controller: generateControllerName(endpoint),
    category: category,
    description: endpoint.summary || endpoint.description || "",
    parameters: parameters,
  };
}

/**
 * Map functional category to endpoint category
 */
function mapToEndpointCategory(category) {
  return ENDPOINT_CATEGORIES[category.toUpperCase()] || "user_management";
}

/**
 * Extract parameters from endpoint
 */
function extractParameters(endpoint) {
  const parameters = {};

  // Add path parameters
  if (endpoint.parameters && endpoint.parameters.length > 0) {
    endpoint.parameters.forEach((param) => {
      parameters[param.name] = {
        type: param.type || "string",
        required: param.required || false,
        description: param.description || `${param.name} parameter`,
      };
    });
  }

  // Add request body parameters
  if (endpoint.requestBody && endpoint.requestBody.content) {
    const jsonContent = endpoint.requestBody.content["application/json"];
    if (jsonContent && jsonContent.schema && jsonContent.schema.properties) {
      Object.keys(jsonContent.schema.properties).forEach((propName) => {
        const prop = jsonContent.schema.properties[propName];
        parameters[propName] = {
          type: prop.type || "string",
          required: endpoint.requestBody.required || false,
          description:
            prop.description || prop.example || `${propName} parameter`,
        };
      });
    } else if (
      jsonContent &&
      jsonContent.schema &&
      jsonContent.schema.required
    ) {
      // Handle required array
      jsonContent.schema.required.forEach((reqParam) => {
        if (!parameters[reqParam]) {
          parameters[reqParam] = {
            type: "string",
            required: true,
            description: `${reqParam} parameter`,
          };
        }
      });
    }
  }

  return parameters;
}

/**
 * Generate controller name from endpoint
 */
function generateControllerName(endpoint) {
  const path = endpoint.path;
  const method = endpoint.method.toLowerCase();

  // Extract controller pattern from path
  if (path.includes("/api/emr/")) {
    return `EMRAPI\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else if (path.includes("/emr-api/")) {
    return `EMRAPI\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else if (path.includes("/api/patient/")) {
    return `Patient\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else if (path.includes("/api/provider/")) {
    return `Provider\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else if (path.includes("/api/assistant/")) {
    return `Assistant\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else if (path.includes("/api/")) {
    return `Api\\${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  } else {
    return `${capitalizeFirst(method)}Controller@${
      endpoint.operationId || method
    }`;
  }
}

/**
 * Capitalize first letter
 */
function capitalizeFirst(str) {
  return str.charAt(0).toUpperCase() + str.slice(1);
}

/**
 * Generate the endpoints file content
 */
function generateEndpointsFile(newEndpoints) {
  let content = `/**
 * @fileoverview New API Endpoints from api-docs.json
 * Generated endpoint definitions for Laravel Healthcare MCP Server
 * Total: ${Object.values(newEndpoints).flat().length} endpoints
 */

import { ENDPOINT_CATEGORIES } from "./endpoints.js";

`;

  // Generate each endpoint array
  Object.keys(newEndpoints).forEach((key) => {
    const endpoints = newEndpoints[key];
    content += `/**
 * ${key.replace("_", " ").toLowerCase()} (${endpoints.length} endpoints)
 */
export const NEW_${key} = [\n`;

    endpoints.forEach((endpoint, index) => {
      content += `  {\n`;
      content += `    path: "${endpoint.path}",\n`;
      content += `    method: "${endpoint.method}",\n`;
      content += `    controller: "${endpoint.controller}",\n`;
      content += `    category: ENDPOINT_CATEGORIES.${endpoint.category.toUpperCase()},\n`;
      const endpointDescription = (endpoint.description || "")
        .toString()
        .replace(/"/g, '\\"');
      content += `    description: "${endpointDescription}",\n`;
      content += `    parameters: {\n`;

      Object.keys(endpoint.parameters).forEach((paramName) => {
        const param = endpoint.parameters[paramName];
        const description = (param.description || "")
          .toString()
          .replace(/"/g, '\\"');
        content += `      ${paramName}: { type: "${param.type}", required: ${param.required}, description: "${description}" },\n`;
      });

      content += `    },\n`;
      content += `  }${index < endpoints.length - 1 ? "," : ""}\n`;
    });

    content += `];\n\n`;
  });

  return content;
}

// Run the generation
if (import.meta.url === `file://${process.argv[1]}`) {
  generateNewEndpoints();
}

export { generateNewEndpoints };